Nils Wallménius
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4f27931a58
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codeclib: further tweaks to the cf fft asm for a small speedup.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30541 a1c6a512-1295-4272-9138-f99709370657
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2011-09-14 09:34:01 +00:00 |
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Nils Wallménius
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f93530c4ba
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codeclib: coldfire asm for the TRANSFORM* functions in the fft and a little for the mdct, speeds up codecs using the codeclib mdct 0.5-1.5MHz on h300.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30513 a1c6a512-1295-4272-9138-f99709370657
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2011-09-12 11:27:48 +00:00 |
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Nils Wallménius
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71ad3679dc
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codeclib: inline assembler for fft4 and fft8 on coldfire, small 0.2-0.3MHz speedup with gcc 3.4, larger 0.6-0.8MHz speedup with gcc 4.4/4.5
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28716 a1c6a512-1295-4272-9138-f99709370657
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2010-12-01 11:27:30 +00:00 |
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